●Our 12 mil, 4 inch wide vapor barrier seam tape was developed to be high performance, durable, moisture resistant and manufactured to withstand the most demanding conditions ●Designed to bind seams of PE films and sealing moisture barriers to encapsulate your a crawl space, vapor barrier tape bonds well to a variety of surfaces with a synthetic rubber-based pressure-sensitive adhesive designed to offer high conformability without excessive stretch ●Our crawl space seam tape is ideal for abatement and restoration, marine and boat preservation or shrink wrap, outdoor masking and stucco application/painting, as well as a sealing tape for building or underlayment purposes ●This durable, waterproof insulation white plastic tape is great for patching and repairs, bundling and housewrap applications, sealing, and separation of dissimilar metals, and more. ●Durable, moisture resistant PE (polyethylene) Insulation Tape film backing features an extremely sticky permanent adhesive for poly liners and plastic-to-plastic vapor barrier adherence, making this white seam tape a great choice for creating a dust barrier, crawl space liner, and more ●UV Resistant tape